Download https://play.google.com/store/apps/details?id=com.visitvr.benchmark to check if your phone supports Google Cardboard Similar to the Tuscany demo, walk around minecraft style in this demo experience. Currently only supporting larger sized phones such as: Samsung Galaxy Note 2, 3, and 4 Smaller screen phones not supported due to blurriness. Demo how-to Wait about ten seconds to load. Focus on a near block to dig. Be careful not to dig down too far it will be difficult to get up. Press phone's back key to exit completely to restart.